C400 User Manual
Page 20
REPLACING THE EBM (charger models only)
Turn the Main battery switch (MBS) to bypass on the back of the UPS and switch off the input. The EBM(s) are then
ready to replace.
To replace the EBM(s):
1.
Unplug the EBM power cable and battery detection cable from the UPS. If additional EBM(s) are installed,
unplug the EBM power cable from each EBM
2.
Replace the EBM(s)
•
Plug the EBM cable(s) into the battery connector(s)
•
Verify that the EBM connections are secure and that adequate bend radius and strain relief exist for each
cable
•
Connect the EBM cable to the UPS
•
Reinstate the input supply to the UPS
Only use the correct battery pack for your UPS rating with voltage:
24VDCfor C400-010-C (2pcs of 12V batteries)
48VDC for C400-020-C (4pcs of 12V batteries)
72VDCfor C400-030-C (6pcs of 12V batteries)
Note: Connection of batteries more than or less than required will cause abnormality or permanent
damage.
To test new batteries:
1.
Charge the batteries for 48 hours.
2.
Press
the “ON” button when the UPS is turned o
n
The UPS should start a battery test if:
•
The batteries are fully charged
•
The UPS is in Normal mode with no active alarms
•
Bypass voltage is acceptable
During the battery test, the UPS transfers to Battery mode and discharges the batteries for 10 seconds. The front
panel displays
“bATT”
.
RECYCLING A UPS
DO NOT
dispose of the battery or batteries in a fire. Batteries may explode. Proper disposal of batteries is required.
Refer to your regulations for disposal requirements.
DO NOT
open or modify the battery or batteries. Released electrolyte is toxic and harmful to the skin and eyes.
THE EBM IS HEAVY AND REQUIRES A MINIMUM OF 2 PEOPLE TO LIFT.
A SMALL AMOUNT OF ARCING MAY OCCUR WHEN CONNECTING AN EBM TO THE UPS.
THIS IS NORMAL AND WILL NOT CAUSE SHOCK. INSERT THE EBM CABLE INTO THE UPS BATTERY CONNECTOR
QUICKLY AND FIRMLY
CONTACT YOUR LOCAL RECYCLING OR HAZARDOUS WASTE CENTRE FOR INFORMATION ON PROPER
DISPOSAL OF THE USED EQUIPMENT.
